int mainFunc (int  a ,  int  b )
{
    int  c  =    1 ;
    int e1=1,*e2=&c , e3 = 3,   e4  =  4  ;
    c = c +2;
    a = a+ c  ;
    b  = b - c;
    int d= a + b;
    return  d  ;
}